The force that slows or prevents movement of objects in contact with each other is called

A. Gravity

B. Momentum

C. Inertia

D. friction

D. friction is the correct choice.

Explanation:

Friction is the resistance to motion of one object moving relative to another. It is not a fundamental force, like gravity or electromagnetism.

the best answer for these questions would be:

1.            c. is smaller

2.            d) concrete operational

3.            b) interaction with the environment – the children interact with their environment can them learn more.

4.            a) parents who reason openly with children can limit a child’s cognitive ability.